/*
 * Copyright 2002-2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.messaging.support;

/**
 * Callback interface for initializing a {@link MessageHeaderAccessor}.
 *
 * @author Rossen Stoyanchev
 * @since 4.1
 */
public interface MessageHeaderInitializer {

	/**
	 * Initialize the given {@code MessageHeaderAccessor}.
	 * @param headerAccessor the MessageHeaderAccessor to initialize
	 */
	void initHeaders(MessageHeaderAccessor headerAccessor);

}
